阅读说明：本技术 一种皮带张紧结构及送料装置 (Belt tensioning texture and material feeding unit ) 是由 昌明明 王井红 于 2021-08-12 设计创作，主要内容包括：本发明公开了一种皮带张紧结构及送料装置,包括安装架、压紧块与弹性件,所述安装架安装于输送带上方,所述压紧块及所述弹性件安装于所述安装架内,且所述压紧块适于朝向输送带方向运动,所述弹性件安装于所述压紧块上方,且适于为所述压紧块提供朝向输送带方向运动的弹力,该皮带张紧结构及送料装置能够为输送带提供一定的张紧力,以避免驱动机构驱动输送带运动时出现打滑的情况。(The invention discloses a belt tensioning structure and a feeding device, which comprise an installation frame, a pressing block and an elastic piece, wherein the installation frame is installed above a conveying belt, the pressing block and the elastic piece are installed in the installation frame, the pressing block is suitable for moving towards the conveying belt direction, the elastic piece is installed above the pressing block and is suitable for providing elastic force for the pressing block to move towards the conveying belt direction, and the belt tensioning structure and the feeding device can provide a certain tensioning force for the conveying belt so as to avoid the situation that a driving mechanism drives the conveying belt to slip when moving.)

1. A belt tensioning texture which characterized in that: including mounting bracket (501), compact heap (502) and elastic component (503), mounting bracket (501) are installed in conveyer belt (203) top, compact heap (502) and elastic component (503) install in mounting bracket (501), just compact heap (502) are suitable for towards conveyer belt (203) direction motion, elastic component (503) install in compact heap (502) top, and be suitable for compact heap (502) provide the elasticity towards conveyer belt (203) direction motion.

2. A belt tensioning construction as claimed in claim 1, wherein: one end, facing the conveying belt (203), of the pressing block (502) is provided with an abutting roller (5021), and the abutting roller (5021) is rotatably connected with the pressing block (502).

3. A belt tensioning construction as claimed in claim 1, wherein: the mounting rack (501) is provided with a sliding groove (5011), and the compressing block (502) is provided with a sliding block (5022) matched with the sliding groove (5011).

4. A feeding device is characterized in that: the belt tensioning device comprises a driving mechanism (1), a feeding mechanism (2) and the belt tensioning structure as claimed in any one of claims 1 to 3, wherein the feeding mechanism (2) comprises a driving wheel (201), a driven wheel (202) and a conveying belt (203), the driving wheel (201) and the driven wheel (202) are in transmission connection through the conveying belt (203), and the driving wheel (201) is in transmission connection with a driving end of the driving mechanism (1).

5. The feeding device as set forth in claim 4, wherein: the pressing blocks (502) are obliquely arranged towards the driving wheel (201).

6. The feeding device as set forth in claim 4, wherein: and a push plate (4) is arranged on the conveying belt (203).

7. The feeding device as set forth in claim 4, wherein: feeding mechanism (2) and belt straining device quantity is two, two feeding mechanism (2) is parallel arrangement, two be provided with the connecting axle between action wheel (201), just the connecting axle is with two action wheel (201) coaxial setting, two action wheel (201) pass through the connecting axle is even as an organic whole, actuating mechanism (1) with the connecting axle transmission is connected.

Technical Field

The invention relates to the technical field of vending machines, in particular to a belt tensioning structure and a feeding device.

Background

A Vending Machine, the english name (VEM), is a Machine that can automatically dispense money based on the money that is inserted. The vending machine is a common commercial automation device, is not limited by time and place, can save manpower and is convenient for transaction. Is a brand new commercial retail form, also called a micro supermarket with 24-hour business.

The vending mechanism of the existing vending machine generally adopts a spring or a push plate as a commodity pushing mechanism, then the spring or the push plate is driven to move along a track by a driving mechanism so as to push commodities, when in use, the commodities are usually placed in a gap on the spring or the push plate is placed at the tail end of a commodity channel, the driving mechanism works so as to drive the spring or the push plate to work, in the traditional push plate pushing mechanism, the push plate is contacted with a limit switch arranged at the tail end of a conveyer belt when moving to the tail end of the conveyer belt, the limit switch transmits a signal to the driving mechanism, the driving mechanism drives the push plate to move in a reverse direction after receiving the signal, but when the limit switch fails, the driving mechanism continues to push the push plate to move towards the tail end of the conveyer belt, at the moment, the push plate is tightly abutted against the tail end of the conveyer belt and can not move continuously, the driving mechanism is locked, and the driving mechanism and the push plate are damaged after long-time working, the conveyer belt is used for a long time, will take place certain deformation, the condition that skids appears when leading to actuating mechanism drive conveyer belt motion.

Disclosure of Invention

In order to overcome the defects of the prior art, an object of the present invention is to provide a belt tensioning structure, which can provide a certain tensioning force for a conveyor belt to avoid a slip condition when a driving mechanism drives the conveyor belt to move.

The second purpose of the invention is to provide a feeding device.

One of the purposes of the invention is realized by adopting the following technical scheme:

the utility model provides a belt tensioning structure, includes mounting bracket, compact heap and elastic component, the mounting bracket is installed in the conveyer belt top, the compact heap reaches the elastic component install in the mounting bracket, just the compact heap is suitable for the motion towards the conveyer belt direction, the elastic component install in compact heap top, and be suitable for the compact heap provides the elasticity towards the motion of conveyer belt direction.

Further, the pressing block is provided with an abutting roller towards one end of the conveying belt, and the abutting roller is rotatably connected with the pressing block.

Further, a sliding groove is formed in the mounting frame, and a sliding block matched with the sliding groove is installed on the pressing block.

The second purpose of the invention is realized by adopting the following technical scheme:

the feeding device comprises a driving mechanism, a feeding mechanism and the belt tensioning structure, wherein the feeding mechanism comprises a driving wheel, a driven wheel and a conveying belt, the driving wheel and the driven wheel are connected through the conveying belt in a transmission mode, and the driving wheel is connected with a driving end of the driving mechanism in a transmission mode.

Furthermore, the pressing blocks are obliquely arranged towards the driving wheel.

Further, a push plate is arranged on the conveying belt.

Furthermore, feeding mechanism reaches belt straining device quantity is two, two feeding mechanism is parallel arrangement, two be provided with the connecting axle between the action wheel, just the connecting axle with two the action wheel is coaxial to be set up, two the action wheel passes through the connecting axle links as an organic whole, actuating mechanism with the connecting axle transmission is connected.

Compared with the prior art, the invention has the beneficial effects that:

this application can provide elasticity for the compact heap through the elastic component that sets up to make the compact heap compress tightly the conveyer belt, the conveyer belt can remain the tensioning state throughout, and the spring that sets up can carry out self-adaptation regulation according to the tensioning degree of conveyer belt, makes the conveyer belt remain certain tensioning state throughout.

Drawings

FIG. 1 is a schematic view of the feed apparatus of the present invention;

FIG. 2 is a schematic view of the feeding device of the present invention with the conveyor belt removed;

FIG. 3 is an enlarged view taken at A in FIG. 2;

FIG. 4 is a cross-sectional view of the feed device of the present invention;

figure 5 is a schematic diagram of the structure of the tension assembly of the present invention.

The figure is as follows: 1. a drive mechanism; 2. a feeding mechanism; 201. a driving wheel; 202. a driven wheel; 203. a conveyor belt; 4. pushing the plate; 501. a mounting frame; 5011. a chute; 502. a compression block; 5021. an abutment roller; 5022. a slider; 503. an elastic member.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.

As shown in fig. 2, 3 and 5, a belt tensioning structure includes a mounting frame 501, a pressing block 502 and an elastic member 503, the mounting frame 501 is mounted above the conveying belt 203, the pressing block 502 and the elastic member 503 are mounted in the mounting frame 501, the pressing block 502 is adapted to move toward the conveying belt 203, and the elastic member 503 is mounted above the pressing block 502 and adapted to provide the pressing block 502 with an elastic force moving toward the conveying belt 203.

In operation, the pressing block 502 is arranged to press the conveying belt 203 under the action of the elastic member 503, so that the conveying belt 203 can be always kept in a tensioned state.

This application can provide elasticity for compact heap 502 through the elastic component 503 that sets up to make compact heap 502 compress tightly conveyer belt 203, conveyer belt 203 can remain the tensioning state throughout, and the spring that sets up can carry out self-adaptation regulation according to the tensioning degree of conveyer belt 203, makes conveyer belt 203 remain certain tensioning state throughout.

Simultaneously, for reducing the frictional force between compact heap 502 and the conveyer belt 203, be provided with the butt roller 5021 in this application in the one end of compact heap 502 orientation conveyer belt 203, butt roller 5021 rotates with compact heap 502 to be connected, and the frictional force size that applys to conveyer belt 203 when can effectively reducing compact heap 502 and compress tightly conveyer belt 203 through the butt roller 5021 that sets up avoids the too big operation that influences conveyer belt 203 of frictional force.

Meanwhile, the deviation in the working process of the pressing block 502 is further avoided, a sliding groove 5011 is formed in the mounting frame 501, a second sliding block 5022 matched with the sliding groove 5011 is installed on the pressing block 502, and when the pressing block 502 moves towards the conveying belt 203, the second sliding block 5022 can slide relative to the sliding groove 5011 to guide the pressing block 502.

As shown in fig. 1-5, the application also discloses a feeding device, which includes a driving mechanism 1, a feeding mechanism 2 and the belt tensioning structure, the feeding mechanism 2 includes a driving wheel 201, a driven wheel 202 and a conveying belt 203, the driving wheel 201 and the driven wheel 202 are connected through the conveying belt 203, and the driving wheel 201 is connected with the driving end of the driving mechanism 1 in a transmission manner.

The setting that is the slope towards action wheel 201 direction for compact heap 502 to make conveyer belt 203 can be compressed tightly on action wheel 201 by compact heap 502, increase the area of contact of action wheel 201 and conveyer belt 203, avoid the condition that conveyer belt 203 skidded to appear in the use, can reduce the probability that compact heap 502 took place the skew in the effect of frictional force simultaneously.

Specifically, a push plate 4 is installed on the conveying belt 203, so that the feeding mechanism can push the commodities to move conveniently.

Further, feeding mechanism 2 reaches belt straining device quantity is two, two feeding mechanism 2 is parallel arrangement, two be provided with the connecting axle between the action wheel 201, just the connecting axle and two the coaxial setting of action wheel 201, two action wheel 201 passes through the connecting axle is even as an organic whole, actuating mechanism 1 with the connecting axle transmission is connected.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.